Claim Principal and Staking Rewards

Once the staking duration is complete, users can claim their principal and any remaining rewards.

• Function: claimStakePrincipal(uint stakeId)

• Parameters:

  • stakeId: The ID of the stake.

• Event Emitted:

event withdrawPrincipal(
    uint stakeId,
    address staker,
    uint principalAmount,
    uint claimedTimestamp
);